Proustite from
USA | |
| USGS Bull 540 |
Rocks & Minerals 76:388-389 | |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
USA | |
| USGS Bull 540 |
Rocks & Minerals 76:388-389 | |
(2005) Mineral Resources Data System (MRDS), US Geological Survey. (2005) Mineral Resources Data System (MRDS), US Geological Survey. |